[DevTools] Implementation of resource requests blocked by specific urls.

Source/devtools/front_end/network/NetworkLogView.js

Index: Source/devtools/front_end/network/NetworkLogView.js
diff --git a/Source/devtools/front_end/network/NetworkLogView.js b/Source/devtools/front_end/network/NetworkLogView.js
index 78012245807aceaa3565fd8478c55a8eb22a4758..cc55031c3294a015633c4b19f57b3d87c0f522d5 100644
--- a/Source/devtools/front_end/network/NetworkLogView.js
+++ b/Source/devtools/front_end/network/NetworkLogView.js
@@ -1299,6 +1299,17 @@ WebInspector.NetworkLogView.prototype = {
         contextMenu.appendItem(WebInspector.UIString.capitalize("Clear ^browser ^cache"), this._clearBrowserCache.bind(this));
         contextMenu.appendItem(WebInspector.UIString.capitalize("Clear ^browser ^cookies"), this._clearBrowserCookies.bind(this));
 
+        if (request && Runtime.experiments.isEnabled("blockedURLs")) {
+            function toggleRequestURLBlocked()
+            {
+                WebInspector.multitargetNetworkManager.toggleURLBlocked(request.url);
+            }
+
+            var blocked = WebInspector.multitargetNetworkManager.blockedURLs().has(request.url);
+            contextMenu.appendSeparator();
+            contextMenu.appendItem(blocked ? WebInspector.UIString.capitalize("Unblock ^request URL") : WebInspector.UIString.capitalize("Block ^request URL"), toggleRequestURLBlocked);

[pfeldman, 2015/08/21 22:05:33]

How would I unblock? It would be missing.

+        }
+
         if (request && request.resourceType() === WebInspector.resourceTypes.XHR) {
             contextMenu.appendSeparator();
             contextMenu.appendItem(WebInspector.UIString("Replay XHR"), request.replayXHR.bind(request));